detection period: 2021-01-24 00:00-23:59 UTC
total number of suspected botnet IPs: 39005
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 36244
number of spam blocked: 0
recipient count of spam blocked: 0
The top 10 networks (as found in WHOIS), ordered by the number of suspected botnet IPs are:
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | TencentCloud | 2044 |
| 2 | TENCENT-CN | 865 |
| 3 | DIGITALOCEAN-192-241-128-0 | 687 |
| 4 | HINET-NET | 684 |
| 5 | ALISOFT | 655 |
| 6 | VNPT-VN | 610 |
| 7 | NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 566 |
| 8 | VIETTEL-VN | 528 |
| 9 | KORNET | 505 |
| 10 | CHINANET-JS | 459 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
| Rank | Country/Region | # of suspected botnet IPs |
|---|---|---|
| 1 | China | 10027 |
| 2 | United States | 5303 |
| 3 | Russian Federation | 2138 |
| 4 | India | 1699 |
| 5 | Viet Nam | 1673 |
| 6 | Brazil | 1643 |
| 7 | Taiwan | 953 |
| 8 | France | 896 |
| 9 | South Korea | 870 |
| 10 | Indonesia | 855 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 1122 | 787326 |
| 2 | 922 | 778146 |
| 3 | 722 | 777889 |
| 4 | 122 | 776814 |
| 5 | 322 | 774176 |
| 6 | 622 | 771732 |
| 7 | 422 | 767217 |
| 8 | 822 | 765045 |
| 9 | 522 | 764643 |
| 10 | 1222 | 762785 |
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